Databases Interview Questions, Answers for Freshers and Experienced asked in various Company Job Interviews

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DB Architecture (141)
DB Administration (291)

DB Development (113)
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Database Management (1411)
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Databases Interview Questions

Questions Answers Views Company eMail

What is the difference between left join and left outer join?

1 1664

What does inner join mean?

1267

Which one is better subquery or joins?

1120

What is thread join () in threading?

1058

What is the difference between left outer join and left join?

1038

What is a left join?

1010

Which is better join or inner query?

1129

Is left join and outer join same?

1118

How do you use join?

996

What is difference between left and right outer join?

1038

What is faster join or subquery?

1071

What does an inner join do?

1252

What is a left inner join?

1071

Which table is left in join?

1019

What is the difference between inner join and outer join?

1040

Un-Answered Questions { Databases }

where are cookies actually stored on the hard disk? : Sql dba

1082

What is progress open edge?

1165

What is oracle instant client?

1071

What is transact-sql ddl trigger?

1148

What is data node in mysql cluster?

1031

how would you write a sql query to compute a frequency table of a certain attribute involving two joins? What changes would you need to make if you want to order by or group by some attribute? What would you do to account for nulls?

1693

How to remove duplicate rows from table?

1316

What is the database development process?

1272

How many types of normalization? What is the use of it?

1192

What is procedure explain with program?

1069

Is pl sql a scripting language?

1083

Differentiate between % rowtype and type record.

1399

Explain what is raid and what are different types of raid levels?

1094

How do I connect to postgresql using putty?

974

What command is used to delete the data from the table without deleting the table structure?

1043

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